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/*******************************************************************************
* Copyright (c) 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* Matthew Webster - initial implementation
*******************************************************************************/
package org.aspectj.weaver.loadtime;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.Enumeration;
import java.util.List;
import org.aspectj.weaver.tools.WeavingAdaptor;
import junit.framework.TestCase;
public class WeavingContextTest extends TestCase {
private boolean called;
public void testWeavingContext() {
URLClassLoader loader = new URLClassLoader(new URL[] {},null);
IWeavingContext context = new TestWeavingContext(loader);
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
adaptor.initialize(loader,context);
}
public void testGetResources() {
URLClassLoader loader = new URLClassLoader(new URL[] {},null);
IWeavingContext context = new TestWeavingContext(loader) {
public Enumeration getResources(String name) throws IOException {
called = true;
return super.getResources(name);
}
};
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
adaptor.initialize(loader,context);
assertTrue("IWeavingContext not called",called);
}
public void testGetBundleIdFromURL() {
URLClassLoader loader = new URLClassLoader(new URL[] {},null);
IWeavingContext context = new TestWeavingContext(loader) {
public String getBundleIdFromURL(URL url) {
throw new UnsupportedOperationException();
}
};
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
try {
adaptor.initialize(loader,context);
}
catch (UnsupportedOperationException ex) {
fail("IWeavingContect.getBundleIdFromURL() is deprecated");
}
}
public void testGetClassLoaderName() {
URLClassLoader loader = new URLClassLoader(new URL[] {},null);
IWeavingContext context = new TestWeavingContext(loader) {
public String getClassLoaderName () {
called = true;
return super.getClassLoaderName();
}
};
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
adaptor.initialize(loader,context);
assertTrue("IWeavingContext not called",called);
}
public void testGetFile() throws IOException {
File file = new File("../loadtime/testdata");
URL fileURL = file.getCanonicalFile().toURI().toURL();
URLClassLoader loader = new URLClassLoader(new URL[] { fileURL },null);
IWeavingContext context = new TestWeavingContext(loader) {
public String getFile (URL url) {
called = true;
return super.getFile(url);
}
};
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
adaptor.initialize(loader,context);
assertTrue("IWeavingContext not called",called);
}
public void testGetId() throws IOException {
File file = new File("../loadtime/testdata");
URL fileURL = file.getCanonicalFile().toURI().toURL();
URLClassLoader loader = new URLClassLoader(new URL[] { fileURL },null);
IWeavingContext context = new TestWeavingContext(loader) {
public String getId () {
called = true;
return super.getId();
}
};
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
adaptor.initialize(loader,context);
assertTrue("IWeavingContext not called",called);
}
public void testGetDefinitions () throws Exception {
File file = new File("../loadtime/testdata");
URL fileURL = file.getCanonicalFile().toURI().toURL();
URLClassLoader loader = new URLClassLoader(new URL[] { fileURL },null);
IWeavingContext context = new TestWeavingContext(loader) {
public List getDefinitions(ClassLoader loader, WeavingAdaptor adaptor) {
called = true;
return super.getDefinitions(loader,adaptor);
}
};
ClassLoaderWeavingAdaptor adaptor = new ClassLoaderWeavingAdaptor();
adaptor.initialize(loader,context);
assertTrue("getDefinitions not called",called);
}
private static class TestWeavingContext implements IWeavingContext {
private ClassLoader loader;
public TestWeavingContext (ClassLoader classLoader) {
this.loader = classLoader;
}
public String getBundleIdFromURL(URL url) {
return null;
}
public String getClassLoaderName() {
return "ClassLoaderName";
}
public ClassLoader getClassLoader() { return this.loader;}
public String getFile(URL url) {
return "File";
}
public String getId() {
return "Id";
}
public Enumeration getResources(String name) throws IOException {
return loader.getResources(name);
}
public boolean isLocallyDefined(String classname) {
String asResource = classname.replace('.', '/').concat(".class");
URL localURL = loader.getResource(asResource);
if (localURL == null) return false;
boolean isLocallyDefined = true;
ClassLoader parent = loader.getParent();
if (parent != null) {
URL parentURL = parent.getResource(asResource);
if (localURL.equals(parentURL)) isLocallyDefined = false;
}
return isLocallyDefined;
}
public List getDefinitions(ClassLoader loader, WeavingAdaptor adaptor) {
return ((ClassLoaderWeavingAdaptor)adaptor).parseDefinitions(loader);
}
}
protected void setUp() throws Exception {
super.setUp();
this.called = false;
}
}
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